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Finding the Fourth Proportional to 23,823.60, 35,773.80 and 17,986.80

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Solution

The fourth proportional to 23,823.60, 35,773.80 and 17,986.80 is: 27,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,823.60 : 35,773.80 = 17,986.80 : x
  2. Step 2: Convert to fraction form
    23,823.60/35,773.80 = 17,986.80/x
  3. Step 3: Cross multiply
    23,823.60x = 35,773.80 × 17,986.80
  4. Step 4: Simplify right side
    23,823.60x = 643,456,185.84
  5. Step 5: Solve for x
    x = 643,456,185.84/23,823.60
  6. Step 6: Final answer
    x = 27,009.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.